The is a Grade 3 surface-mounted magnetic contact, often used in professional security installations for high-security environments. Key Specifications & Features
Engineer mode input; when held high, it silences the unit for maintenance. Output to indicate a battery or piezo failure. REM TST Input for remote testing via the control panel. Key Wiring Notes: elmdene 7422-sfg-g3f manual
Used for quiet operation during maintenance. The is a Grade 3 surface-mounted magnetic contact,